# -*- coding = utf-8 -*-
# @Time : 2021/4/30 14:18
# @Author : 龙王赘婿_彪少
# @File : demo03.py
# @Software: PyCharm

'''
#if True:
if False:
    print("true")
else:
    print("false")
print("end")


score = 77

if score >= 90 and score <= 100:
    print("本次考试等级为A")
elif score >= 80:
    print("等级为B")
else:
    print("等级为C")

#elif 是可以结尾的

'''

#引入随机数库
import random
#生成 0 1 2 三个随机int数
x = random.randint(0,2)
print(x)